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BL8549 - 40V Backlight LED Driver

BL8549 Description

BL8549 40V Backlight LED Driver with PWM Direct Dimming .
The BL8549 is a high efficiency current-mode asynchronous, 40V boost converter for LED backlight driving.

BL8549 Features

* Adjustable Output Voltage, Vfb=0.2V
* Output voltage 40V, driving up to 12 LED string
* Range of operation input voltage: 2.5
* 4.5V
* Output Overvoltage Protection @40V
* CE pin PWM direct dimming function
* Line regulation: 0.1%/V (typ. )
* Load regulation: 10m

BL8549 Applications

* Smartphone
* 7” MID
* Portable DVD
* TFT LCD bias
* Portable LED lighting or torch
* Other application need high voltage TYPICAL APPLICATION and PIN OUT BL8549 Efficiency for Driving 10 LEDs Efficiency VS Iout for 10 LEDs Efficiency (%) 100 95 90 85 80 75 70 65

📥 Download Datasheet

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Datasheet Details

Part number
BL8549
Manufacturer
BELLING
File Size
508.83 KB
Datasheet
BL8549-BELLING.pdf
Description
40V Backlight LED Driver

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40V Backlight LED Driver BELLING
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